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Plastic bags are usually made by the following steps:1.Raw material preparation: High-density polyethylene (HDPE) pellets, which have good plasticity and durability, are selected as the raw material.2.Extrusion molding: The HDPE pellets are fed into an extruder, where they are heated and melted…

Plastic packaging bags are a common packaging material widely used in modern life. It is mainly made of plastic raw materials and processed through a series of production processes. Plastic packaging bag manufacturers will introduce the production process of plastic packaging bags in detail below.…

Plastic packaging bags are suitable for packaging various types of items. They are widely used in the packaging industry and come in a variety of shapes, sizes and types to meet the packaging needs of different items. The following are some types of items suitable for packaging in plastic packaging…

Plastic packaging bags are widely used in all aspects of our lives. During use, plastic packaging bags are often exposed to wind and sun, and often age slowly. What measures should we take to prevent the aging of plastic packaging bags? , how to use packaging bags effectively?1. In the natural…

Packaging bags are everywhere in our lives, and they have a value and reason for their existence. Packaging bags can avoid product loss during transportation, and can also effectively protect products. They are convenient and convenient to use. Vacuum packaging bags can isolate food from the air…

According to the number of layers of plastic film, plastic vacuum bags can be divided into two categories: single film and composite film vacuum bags. They can be divided into one layer, two layers, three layers, four layers, or even more than 10 layers. Vacuum bags are widely used in…